SearchActivity.java

  1/*
  2 * Copyright (c) 2018, Daniel Gultsch All rights reserved.
  3 *
  4 * Redistribution and use in source and binary forms, with or without modification,
  5 * are permitted provided that the following conditions are met:
  6 *
  7 * 1. Redistributions of source code must retain the above copyright notice, this
  8 * list of conditions and the following disclaimer.
  9 *
 10 * 2. Redistributions in binary form must reproduce the above copyright notice,
 11 * this list of conditions and the following disclaimer in the documentation and/or
 12 * other materials provided with the distribution.
 13 *
 14 * 3. Neither the name of the copyright holder nor the names of its contributors
 15 * may be used to endorse or promote products derived from this software without
 16 * specific prior written permission.
 17 *
 18 * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS" AND
 19 * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED
 20 * WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE
 21 * DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT HOLDER OR CONTRIBUTORS BE LIABLE FOR
 22 * ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES
 23 * (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES;
 24 * LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON
 25 * ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
 26 * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS
 27 * SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
 28 */
 29
 30package eu.siacs.conversations.ui;
 31
 32import android.content.Intent;
 33import android.os.Bundle;
 34import android.text.Editable;
 35import android.text.InputType;
 36import android.text.TextWatcher;
 37import android.view.ContextMenu;
 38import android.view.Menu;
 39import android.view.MenuItem;
 40import android.view.MotionEvent;
 41import android.view.View;
 42import android.widget.AdapterView;
 43import android.widget.EditText;
 44
 45import androidx.databinding.DataBindingUtil;
 46
 47import com.google.common.base.Strings;
 48
 49import java.lang.ref.WeakReference;
 50import java.util.ArrayList;
 51import java.util.List;
 52
 53import eu.siacs.conversations.R;
 54import eu.siacs.conversations.databinding.ActivitySearchBinding;
 55import eu.siacs.conversations.entities.Contact;
 56import eu.siacs.conversations.entities.Conversation;
 57import eu.siacs.conversations.entities.Conversational;
 58import eu.siacs.conversations.entities.Message;
 59import eu.siacs.conversations.services.MessageSearchTask;
 60import eu.siacs.conversations.ui.adapter.MessageAdapter;
 61import eu.siacs.conversations.ui.interfaces.OnSearchResultsAvailable;
 62import eu.siacs.conversations.ui.util.ChangeWatcher;
 63import eu.siacs.conversations.ui.util.DateSeparator;
 64import eu.siacs.conversations.ui.util.ListViewUtils;
 65import eu.siacs.conversations.ui.util.PendingItem;
 66import eu.siacs.conversations.ui.util.ShareUtil;
 67import eu.siacs.conversations.ui.util.StyledAttributes;
 68import eu.siacs.conversations.utils.FtsUtils;
 69import eu.siacs.conversations.utils.MessageUtils;
 70
 71import static eu.siacs.conversations.ui.util.SoftKeyboardUtils.hideSoftKeyboard;
 72import static eu.siacs.conversations.ui.util.SoftKeyboardUtils.showKeyboard;
 73
 74public class SearchActivity extends XmppActivity implements TextWatcher, OnSearchResultsAvailable, MessageAdapter.OnContactPictureClicked {
 75
 76	private static final String EXTRA_SEARCH_TERM = "search-term";
 77	public static final String EXTRA_CONVERSATION_UUID = "uuid";
 78
 79	private ActivitySearchBinding binding;
 80	private MessageAdapter messageListAdapter;
 81	private final List<Message> messages = new ArrayList<>();
 82	private WeakReference<Message> selectedMessageReference = new WeakReference<>(null);
 83	private String uuid;
 84	private final ChangeWatcher<List<String>> currentSearch = new ChangeWatcher<>();
 85	private final PendingItem<String> pendingSearchTerm = new PendingItem<>();
 86	private final PendingItem<List<String>> pendingSearch = new PendingItem<>();
 87
 88	@Override
 89	public void onCreate(final Bundle bundle) {
 90		final Intent intent = getIntent();
 91		this.uuid = intent == null ? null : Strings.emptyToNull(intent.getStringExtra(EXTRA_CONVERSATION_UUID));
 92		final String searchTerm = bundle == null ? null : bundle.getString(EXTRA_SEARCH_TERM);
 93		if (searchTerm != null) {
 94			pendingSearchTerm.push(searchTerm);
 95		}
 96		super.onCreate(bundle);
 97		this.binding = DataBindingUtil.setContentView(this, R.layout.activity_search);
 98		setSupportActionBar(this.binding.toolbar);
 99		configureActionBar(getSupportActionBar());
100		this.messageListAdapter = new MessageAdapter(this, this.messages, uuid == null);
101		this.messageListAdapter.setOnContactPictureClicked(this);
102		this.binding.searchResults.setAdapter(messageListAdapter);
103		registerForContextMenu(this.binding.searchResults);
104	}
105
106	@Override
107	public boolean onCreateOptionsMenu(final Menu menu) {
108		getMenuInflater().inflate(R.menu.activity_search, menu);
109		final MenuItem searchActionMenuItem = menu.findItem(R.id.action_search);
110		final EditText searchField = searchActionMenuItem.getActionView().findViewById(R.id.search_field);
111		final String term = pendingSearchTerm.pop();
112		if (term != null) {
113			searchField.append(term);
114			final List<String> searchTerm = FtsUtils.parse(term);
115			if (xmppConnectionService != null) {
116				if (currentSearch.watch(searchTerm)) {
117					xmppConnectionService.search(searchTerm, uuid, this);
118				}
119			} else {
120				pendingSearch.push(searchTerm);
121			}
122		}
123		searchField.addTextChangedListener(this);
124		searchField.setHint(R.string.search_messages);
125		searchField.setContentDescription(getString(R.string.search_messages));
126		searchField.setInputType(InputType.TYPE_CLASS_TEXT | InputType.TYPE_TEXT_FLAG_AUTO_COMPLETE);
127		if (term == null) {
128			showKeyboard(searchField);
129		}
130		return super.onCreateOptionsMenu(menu);
131	}
132
133	@Override
134	public void onCreateContextMenu(final ContextMenu menu, final View v, ContextMenu.ContextMenuInfo menuInfo) {
135		v.dispatchTouchEvent(MotionEvent.obtain(0, 0, MotionEvent.ACTION_CANCEL, 0f, 0f, 0));
136		AdapterView.AdapterContextMenuInfo acmi = (AdapterView.AdapterContextMenuInfo) menuInfo;
137		final Message message = this.messages.get(acmi.position);
138		this.selectedMessageReference = new WeakReference<>(message);
139		getMenuInflater().inflate(R.menu.search_result_context, menu);
140		MenuItem copy = menu.findItem(R.id.copy_message);
141		MenuItem quote = menu.findItem(R.id.quote_message);
142		MenuItem copyUrl = menu.findItem(R.id.copy_url);
143		if (message.isGeoUri()) {
144			copy.setVisible(false);
145			quote.setVisible(false);
146		} else {
147			copyUrl.setVisible(false);
148		}
149		super.onCreateContextMenu(menu, v, menuInfo);
150	}
151
152	@Override
153	public boolean onOptionsItemSelected(MenuItem item) {
154		if (item.getItemId() == android.R.id.home) {
155			hideSoftKeyboard(this);
156		}
157		return super.onOptionsItemSelected(item);
158	}
159
160	@Override
161	public boolean onContextItemSelected(MenuItem item) {
162		final Message message = selectedMessageReference.get();
163		if (message != null) {
164			switch (item.getItemId()) {
165				case R.id.open_conversation:
166					switchToConversation(wrap(message.getConversation()));
167					break;
168				case R.id.share_with:
169					ShareUtil.share(this, message);
170					break;
171				case R.id.copy_message:
172					ShareUtil.copyToClipboard(this, message);
173					break;
174				case R.id.copy_url:
175					ShareUtil.copyUrlToClipboard(this, message);
176					break;
177				case R.id.quote_message:
178					quote(message);
179					break;
180			}
181		}
182		return super.onContextItemSelected(item);
183	}
184
185	@Override
186	public void onSaveInstanceState(Bundle bundle) {
187		List<String> term = currentSearch.get();
188		if (term != null && term.size() > 0) {
189			bundle.putString(EXTRA_SEARCH_TERM,FtsUtils.toUserEnteredString(term));
190		}
191		super.onSaveInstanceState(bundle);
192	}
193
194	private void quote(Message message) {
195		switchToConversationAndQuote(wrap(message.getConversation()), MessageUtils.prepareQuote(message));
196	}
197
198	private Conversation wrap(Conversational conversational) {
199		if (conversational instanceof Conversation) {
200			return (Conversation) conversational;
201		} else {
202			return xmppConnectionService.findOrCreateConversation(conversational.getAccount(),
203					conversational.getJid(),
204					conversational.getMode() == Conversational.MODE_MULTI,
205					true,
206					true);
207		}
208	}
209
210	@Override
211	protected void refreshUiReal() {
212
213	}
214
215	@Override
216	void onBackendConnected() {
217		final List<String> searchTerm = pendingSearch.pop();
218		if (searchTerm != null && currentSearch.watch(searchTerm)) {
219			xmppConnectionService.search(searchTerm, uuid,this);
220		}
221	}
222
223	private void changeBackground(boolean hasSearch, boolean hasResults) {
224		if (hasSearch) {
225			if (hasResults) {
226				binding.searchResults.setBackgroundColor(StyledAttributes.getColor(this, R.attr.color_background_secondary));
227			} else {
228				binding.searchResults.setBackground(StyledAttributes.getDrawable(this, R.attr.activity_background_no_results));
229			}
230		} else {
231			binding.searchResults.setBackground(StyledAttributes.getDrawable(this, R.attr.activity_background_search));
232		}
233	}
234
235	@Override
236	public void beforeTextChanged(CharSequence s, int start, int count, int after) {
237
238	}
239
240	@Override
241	public void onTextChanged(CharSequence s, int start, int before, int count) {
242
243	}
244
245	@Override
246	public void afterTextChanged(Editable s) {
247		final List<String> term = FtsUtils.parse(s.toString().trim());
248		if (!currentSearch.watch(term)) {
249			return;
250		}
251		if (term.size() > 0) {
252			xmppConnectionService.search(term, uuid,this);
253		} else {
254			MessageSearchTask.cancelRunningTasks();
255			this.messages.clear();
256			messageListAdapter.setHighlightedTerm(null);
257			messageListAdapter.notifyDataSetChanged();
258			changeBackground(false, false);
259		}
260	}
261
262	@Override
263	public void onSearchResultsAvailable(List<String> term, List<Message> messages) {
264		runOnUiThread(() -> {
265			this.messages.clear();
266			messageListAdapter.setHighlightedTerm(term);
267			DateSeparator.addAll(messages);
268			this.messages.addAll(messages);
269			messageListAdapter.notifyDataSetChanged();
270			changeBackground(true, messages.size() > 0);
271			ListViewUtils.scrollToBottom(this.binding.searchResults);
272		});
273	}
274
275	@Override
276	public void onContactPictureClicked(Message message) {
277		String fingerprint;
278		if (message.getEncryption() == Message.ENCRYPTION_PGP || message.getEncryption() == Message.ENCRYPTION_DECRYPTED) {
279			fingerprint = "pgp";
280		} else {
281			fingerprint = message.getFingerprint();
282		}
283		if (message.getStatus() == Message.STATUS_RECEIVED) {
284			final Contact contact = message.getContact();
285			if (contact != null) {
286				if (contact.isSelf()) {
287					switchToAccount(message.getConversation().getAccount(), fingerprint);
288				} else {
289					switchToContactDetails(contact, fingerprint);
290				}
291			}
292		} else {
293			switchToAccount(message.getConversation().getAccount(), fingerprint);
294		}
295	}
296}